package com.heima.behavior.service.impl;
import java.util.Date;

import com.alibaba.fastjson.JSON;
import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApCollectionBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.CollectionBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApCollection;
import com.heima.model.common.constants.article.HotArticleConstants;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.mess.app.NewBehaviorDTO;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

@Service
@Slf4j
public class ApCollectionBehaviorServiceImpl implements ApCollectionBehaviorService {

    @Autowired
    MongoTemplate mongoTemplate;

    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;

    @Autowired
    RabbitTemplate rabbitTemplate;

    @Override
    public ResponseResult collectBehavior(CollectionBehaviorDTO dto) {
        //校验参数 需要登录 文章id不能null 注解   操作类型 0 或 1
        ApUser user = AppThreadLocalUtils.getUser();
        ApBehaviorEntry entry = apBehaviorEntryService
                .findByUserIdOrEquipmentId(user.getId(), dto.getEquipmentId());
        if (entry == null) {
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN);
        }
        // 是否收藏 0
        if (ApBehaviorEntry.Type.EQUIPMENT.getCode() == dto.getOperation()) {
            //根据userId查询行为实体数据, TODO
            //如果是收藏操作 判断是否已经收藏  1收藏
            Query query = Query.query(Criteria.where("equipmentId").is(dto.getEquipmentId())
                    .and("articleId").is(dto.getArticleId())
                    .and("operation").is(dto.getOperation()));
            CollectionBehaviorDTO one = mongoTemplate.findOne(query, CollectionBehaviorDTO.class);
            // 数据库也没有
            if (one == null) {
                //如果未收藏 新增收藏行为
                ApCollection collection = new ApCollection();
                collection.setEntryId(entry.getId());
                collection.setArticleId(dto.getArticleId());
                collection.setType(ApBehaviorEntry.Type.EQUIPMENT.getCode());
                collection.setCollectionTime(new Date());
                mongoTemplate.insert(collection);
            }
        } else {
            //如果是取消收藏操作  删除收藏行为
            Query query = Query.query(Criteria.where("entryId").is(entry.getId())
                    .and("articleId").is(dto.getArticleId())
                    .and("type").is(ApBehaviorEntry.Type.EQUIPMENT.getCode()));
            mongoTemplate.remove(query, ApCollection.class);

        }

        NewBehaviorDTO behaviorDTO = new NewBehaviorDTO();
        behaviorDTO.setType(NewBehaviorDTO.UpdateArticleType.COLLECTION);
        behaviorDTO.setArticleId(dto.getArticleId());
        behaviorDTO.setAdd(dto.getOperation().intValue()==0?1:-1);
        rabbitTemplate.convertAndSend(HotArticleConstants.HOT_ARTICLE_SCORE_BEHAVIOR_QUEUE
                , JSON.toJSONString(behaviorDTO));
        log.info("消息发送成功====> 文章收藏行为 消息:{}",behaviorDTO);
        return ResponseResult.okResult();
    }
}
